.bottom {
  display: flex;
  width: 100%;
  background: #fff;
  position: fixed;
  bottom: 0px;
  height: px2rem(120);
  max-width: 750px;
  .tab {
    height: 100%;
    display: flex;
    justify-content: center;
    align-self: center;
    align-items: center;
    flex: 1;
    text-align: center;
    .icon {
      font-size: 35px;
    }
  }
}
